Pancrase - Spiral 4
May 1, 2005 
Yokohama Cultural Gymnasium, Yokohama, Kanagawa, Japan
Yokohama Cultural Gymnasium, Yokohama, Kanagawa, Japan Fight card
Main event
Versus
| Match | Fighters | Method | Round | Time | ||
| 7 |
|
vs |
|
KO (Punch) Soichi Hiroto |
2 | 4:30 |
| 6 |
|
vs |
|
TKO (Punches) Hirotoshi Okamoto |
1 | 1:44 |
| 5 |
|
vs |
|
Decision (Majority) Hirotoshi Okamoto |
2 | 5:00 |
| 4 |
|
vs |
|
Submission (Achilles Lock) Yoshinori Umeki |
1 | 1:59 |
| 3 |
|
vs |
|
Technical Submission (Kimura) Yoshinori Umeki |
2 | 3:48 |
| 2 |
|
vs |
|
Decision (Unanimous) Yoshifumi Oyabu |
2 | 5:00 |
| 1 |
|
vs |
|
Draw Yoshifumi Oyabu |
2 | 5:00 |
